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Ballistic resistant body covering
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| Number | Title | Issue Date |
| 7681490 | Drive device The invention relates to a drive device for a piston pump of a braking system of a vehicle having at least one piston element displaced in the longitudinal direction in a housing between an upper dead center and a lower dead center by means of an eccentric device. T... | 03/23/2010 |
| 7497156 | Fluid motor A fluid motor including an inner race and an outer race is disclosed. The inner and outer races are configured to rotate about a substantially common axis. The motor also includes at least one fluid actuator configured to produce substantially linear motion as a fun... | 03/03/2009 |
| 7334514 | Balanced fluid-powered modular actuation system This invention provides a modular, efficient and self-feedback/balance, fluid-powered actuation system. This system comprises two basic modules; actuation module and positioning module, which are directly connected to each other. The actuation modules can be constru... | 02/26/2008 |
| 6997150 | CTA phaser with proportional oil pressure for actuation at engine condition with low cam torsionals A variable camshaft timing phaser for an internal combustion engine having at least one camshaft comprising a plurality of vanes in chambers defined by a housing and a spool valve. The vanes define an advance and retard chamber. At least one of the vanes is cam torq... | 02/14/2006 |
| 6640689 | Double-rack-and-pinion swinging apparatus In air flow paths of a swinging apparatus in which racks are respectively provided to pistons of a pair for swinging in cylinder bores of a pair disposed in parallel in a casing, a pinion is engaged with the racks, and the pistons of the pair are synchron... | 11/04/2003 |
| 6394462 | Push rod seal for disc brake actuator This is a reliable long-lasting removable seal for attachment to the push rod opening of a service brake actuator that is to be used with a disc brake system. The seal allows the service brake actuator to enjoy the benefits of having breather holes in its... | 05/28/2002 |
| 6279411 | Linear drive mechanism A linear drive mechanism comprising a moveably guided output member (12). The output member (12) is guided on a supporting device (15) in a supporting area (13) of the housing (1). A position determining device (54) protrudes laterally from the output mem... | 08/28/2001 |
| 6178869 | Piston machine The axial piston machine may be used as a hydraulic pump or hydraulic motor. A rotor of the piston machine includes an outer part having a spherical inner surface and an inner part having a corresponding spherical outer surface. The inner part has a plura... | 01/30/2001 |
| 6170384 | Fluid power rotary drive device A fluid power rotary drive device, which possesses two oppositely moving drive pistons and an output drive part in mesh with the same. With the aid of a position presetting means it is possible to preset an intermediate position of the output drive part. ... | 01/09/2001 |
| 6098517 | Rotary linear unit A rotary linear unit possesses a rotary drive and a linear drive. A bearing rod is connected with the drive shaft of the rotary drive, such bearing rod extending coaxially into the output drive unit of the linear drive. On the bearing rod a bearing sleeve... | 08/08/2000 |
| 6003431 | Rotary actuator A rotary actuator including a housing provided with a fluid actuated drive assembly operatively connected to a rotary plate arranged to effect the drive thereof, wherein the housing and the rotary plate are provided with complementary cooperating stop abu... | 12/21/1999 |
| 6000675 | Tension-spring return rotary valve actuator A rotary valve actuator with movable actuator linkage maintained in a constant "pull-pull" tension, includes a sliding canister, rotatable lever, and a return spring substantially aligned in-line with each other. The linear motion of the canister in respo... | 12/14/1999 |
| 5983845 | Rotational motion mechanism and engine An object of the present invention is to provide a rotary drive system and an engine which have greater toughness and which are capable of smoothly converting linear thrust force into rotary torque. In the present invention, a pair of elongated members ar... | 11/16/1999 |
| 5868035 | Electrohydraulic actuator for controlling a vehicle gearbox of the type having an input barrel This electrohydraulic actuator comprises a pair of hydraulic rams (12, 13) and a rocker (14) integral in terms of rotation with an input shaft (7) of the barrel, the rams are arranged parallel with one another in such a way as to be able to control the ro... | 02/09/1999 |
| 5768972 | Air logic system for side loader A control and safety system for coordinating movement of multiple hydraulic cylinders to reciprocally rotate a truck-mounted refuse compacting arm. The system includes a logic board controller in communication with a cam and switch arrangement mechanicall... | 06/23/1998 |
| 5655406 | Rotary motion drive system An object of the present invention is to provide a rotary motion drive system, which is capable of increasing the efficiency of converting the linear motion into the rotary motion. In the rotary motion drive system of the present invention, a pair of firs... | 08/12/1997 |
| 5562010 | Reversing drive A shaft is provided with a low speed oscillating progressive drive by means of hydraulic cylinders which operate a lever mechanism which may be clutched to and declutched from, the shaft. A pneumatic control system senses the position of the pistons of th... | 10/08/1996 |
| 5440969 | Cylinder-operated and spring-loaded driving mechanism for a ball valve The present invention relates to a cylinder-operated driving mechanism for a ball valve, and more particularly to a cylinder-operated driving mechanism for a ball valve in which a plurality of guided compression springs are loaded between the cylinder cap... | 08/15/1995 |
| 5390585 | Rotary motion/constant velocity linear reciprocating motion conversion device and hydraulic system using the same A rotary motion/constant velocity linear reciprocating motion conversion device capable of converting rotary motion into a constant velocity linear motion or vice versa, and a hydraulic system which can minimize a ripple by using the above-mentioned conve... | 02/21/1995 |
| 5326291 | Actuator mechanism for operating a torpedo tube shutter door An actuator mechanism for operating the shutter door of a torpedo tube indes two hydraulic cylinders connected in series and a plurality of interconnected links pivotally connected between the inner hull and the shutter door. In operation, the combined m... | 07/05/1994 |
| 5323690 | Fluid actuator assembly for imparting rotational movement to a boom A linear movable apparatus for imparting rotational movement to a turntable is provided. The turntable is secured to a rotatably mounted shaft having a ring gear thereon for meshed engagement with gear teeth provided on a piston rod which extends between ... | 06/28/1994 |
| 5317956 | Pivoting actuator and a pop-up target incorporating same A gas actuator (21) and a pop-up target (10) incorporating the gas actuator (21) are disclosed. The gas actuator (21) comprises support surfaces (24, 26), pivoting surfaces 5 (64,66) pivotably coupled upon the support surfaces (24, 26), respectively, and ... | 06/07/1994 |
| 5230275 | Eccentric anti-friction drive for fluid power apparatus An eccentric anti-friction drive for fluid power apparatus is disclosed wherein the eccentric element comprises a tubular cup or sleeve made by deep drawing a hardenable steel material. The eccentric element comprises two cylindrical peripheries disposed ... | 07/27/1993 |
| 5090297 | All-elastomer fluid-pressure-actuatable twistors and twistor drive assemblies All-elastomer fluid-pressure-actuatable twistors have an elongated tubular wall of resilient elastomeric material extending between first and second mounting ends spaced from each other along a twist axis extending longitudinally within the twistor. The t... | 02/25/1992 |
| 5076090 | Dual action equalizing apparatus An apparatus for providing a reciprocating motion. The apparatus has a housing block that contains twin piston guides in spaced apart relationship to one another. The piston guides each contain a piston that has a gear rack. The gear racks are connected b... | 12/31/1991 |
| 5049039 | Radial piston and cylinder compressed gas motor A radial piston and cylinder compressed gas motor is disclosed which is particularly suited for use where economical power sources are required. The motor includes a cylinder block having a plurality of radially extending cylinders open at their outer end... | 09/17/1991 |
| 5024116 | Modular rotary actuator A rotary actuator includes a plurality of interchangeable and essentially identical modular drive units each having a pair of racks operably rotating a drive shaft such that the torque applied to the shaft is evenly divided between the drive units. The sh... | 06/18/1991 |
| 4846050 | Synchronized control of gearbox by an electronic calculator A device designed to actuate the positive clutches of gearbox sliding gears following synchronization of the respective pairs of gears. A cylinder mechanism is provided on each sliding plate of the gearbox, as well as solenoid valves which are controlled ... | 07/11/1989 |
| 4841843 | Device for converting energy of fluid medium into mechanical work A device for converting energy of a fluid medium into mechanical work comprises a hermetically sealed chamber (1) communicated through valves with systems for supply and discharge of a fluid medium. The chamber has an opening (4) in which a sleeve (5) of ... | 06/27/1989 |
| 4759262 | Apparatus for restraining rotary motion of a motor component The invention is an apparatus that allows a motor to move in any one of three linear directions, but it restrains rotary motion of the motor housing. In practice, the motor is used for driving a pump or some other rotary motion device. The device includes... | 07/26/1988 |
| 4759477 | Variable flow rate dispensing valve assembly A material dispensing valve finding particular application in the robotic dispensing of sealants, adhesives, etc. in a desired pattern on a workpiece. The dispensing valve comprises a unique actuating arrangement wherein back to back pancake cylinders are... | 07/26/1988 |
| 4700924 | Pressure energized rotary hydraulic seal A pressure actuated hydraulic seal ring is disclosed for sealing to a rotating cylindrical member. The seal ring clears the rotating member when no hydraulic fluid is applied to its outer diameter. When hydraulic pressure is introduced to its outer diamet... | 10/20/1987 |
| 4697468 | Rotary mechanism A rotary mechanism for converting a reciprocal linear motion into an oscillating rotary motion with increased torque at the end positions. Two pressurized air cylinders 1,2 co-operate via links 14, 15 with a common lever arm 5 fastened to an output shaft.... | 10/06/1987 |
| 4619592 | Pumping system having a main pump and a plurality of selectively operable subsidiary pumps A pump system having a main pump and a plurality of subsidiary pumps each of which has a relatively low pressure compartment from which fluid may be pumped to a relatively high pressure compartment. The main pump preferably operates continuously, but each... | 10/28/1986 |
| 4565118 | Axial cylinder machine An axial cylinder machine includes a shaft, journaled in one end of a housing to turn about its axis and a plurality of cylinders. A spider is mounted inside the housing by means of a main swivel connection to swivel about a center which is disposed along... | 01/21/1986 |
| 4514128 | Signature stacker including improved intercept means A signature stacker providing improved structure for intercepting a stream of signatures of newspapers from a infeed conveyor of a press apparatus and having improved apparatus for controlling timed operation of the various elements of the stacker so as t... | 04/30/1985 |
| 4501294 | Sequential operation device for controlled members An operation member can be driven to move along a rectilinear path, which is perpendicular and laterally positioned with respect to a rotating control shaft of a first controlled member and directed towards a control element of a second controlled member.... | 02/26/1985 |
| 4456217 | Kelly valving apparatus A kelly valving apparatus for controlling flow of fluid through a kelly and drill string comprises a rotatable tubular section having a fluid conveying bore adapted to be attached to the drill string at the kelly with a valve associated valve body valving... | 06/26/1984 |
| 4375304 | Dual-circuit pressure control valves Dual circuit pressure control valves for brake system are known in which the control pistons are located parallel to each other with each control piston controlling a different one of two brake circuits. Both control pistons are loaded by a common preload... | 03/01/1983 |
| 4370917 | Piston-rack rotary actuator A piston-rack rotary actuator having four pistons each with an integral rack and each displaceable along a cylinder unique thereto, the racks meshing with a center gear at equiangularly spaced points and causing angular movements of a shaft about its rota... | 02/01/1983 |
